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RBCA TIER IMER 2 EVALUATIONOutput Table 1 Site Name Former Beacon Station No 6%b identification 0093 915 Software OSI RSCA Spreadsheet Site Location Lodi California Date Completed 7118190 Version v 10 Completed By GD" Delta NOTE values which differ from Tier 1 dalauft vetoes are Shawn In bold Italics and underlined DEFAULT PARAMETERS Exposure Residential Cammerclallindustrlal Surfaco Corhmerclalllndustrlal Parameter Definition Units) Adult 11:bYrs1 11 ISyrst Chronic C_onslretn_ Parameters Definition Unlit Residential Chronic Constfuctton ATC Averaging time for carcinogens(yr) 70 1 Exposure duration(yr) 3o 25 1 ATa Averaging time for non carcinogens(yr) 30 B iB 25 1 A Contaminated soil area(=42) B6 E+00 1 0E+09 BW Body Weight(kg) 70 15 35 7G W length of affected soil parallel to wind(cm) 2 EMS 1 OE-03 ED Exposure Duration(yi) 30 0 16 25 1 W 11Ma Length of affected soil parallel to groundwater(c 3 IE+03 EF Exposure Frequency{da yrlyi} 350 250 180 Uak Ambient aft velocity In mixing zone(cm/s) 2 3E+02 EF Derrn Expo&uic Frequency for dennal exposure 350 250 delta Air mixing tone height(cm) 2015*02 IRgw Ingestion Rale at Water(Ilday) 2 1 Les Oehnitian d surfielat soils(cm) i OE*02 Bis Ingestion Rale of Sod(mg/day) 1 0 100 00 200 5Pe Paftreulate areal emission rale(g/cmA21s) 2 2E 10 IRadj Adjusted soil Ing rate(mg yrlkg d) 1 lE+02 9 4E+01 IRa kr Inhalation rale indoor(M'31day) 15 20 Groundwater Definition jUrittal Value IRa out hihaiation rale outdoor(M43/day) 20 20 10 delta gw Groundwater mixing zone depth(cm) 2 OEi02 SA Skin Surface ease(dermal)(cm'2) 5 aE*03 2 OE+G3 5 6E*03 5 BE+03 I Groundwater InlduaUon rate(cudyr) I_E^00 SAadj Adjusted dermal area(cm12 yrlkg) 2 tE+03 1 7E+03 Ugw Groundwater Darcy velocity(crnly(} 9f EW3 M Sod to Skin adherence lads 1 Ugw b Groundwater Transport velocity(cMyr) Od EW3 AAF& Age adjustment on Sag ingestion FALSE FALSE Ks Saturated Hydraulic Conduetivity(crds) 2 OE 02 AAFd Age adjusirnent on skin surface area FALSE FALSE grad Groundwater Gradtant(cm/cm) 3 OE 03 tax Use EPA lox data for air(or PEL based) TRUE SW Width at groundwalar source zone(can) gwMCL? Use MCL as exposure hind in groundwater? FALSE Sd Depth of groundwater source zone(cm) BC Blodegiadabon Capacity(mgfL) Bio? Is Bioadenuation Considered FALSE phi eff EINctfve Porosity in Water Bearing Und 3 BE Ot tae sat Fraction organic carbon In water bearing unit 1 OE 03 Matrix of Exposed Persons to Residential Commerclallindustrlat Complele Exposure Pathways _ Chronic Constrctn Soil Definition jUnitsi Value Groundwater Pathways he Capillary zone thickness(cm) Ip15wr GW I Groundwater Ingestion FALSE TRUE by Vedose zona thickness(cm) 0+07 GW v Volaulualion to Outdoor Air FALSE FALSE rho Soil density(g/cW3) 17 GW b Vapor Intrusion to Buildings FALSE FALSE loc Fraction of organic carbon In vadosa zone 001 Soil Pathways phi Soll porosity In vadose zone 038 S v Volatiles from Subsurface Soils FALSE TRUE Lgw, Depth to groundwater(cm) O7 EW7 SS v Volatiles and Particulate Inhalation FALSE FALSE FALSE La Depth to top of affetted soil(cm) T 315+0 SS d Ouecl Ingestion and Dermal Contact FALSE TRUE TRUE Lsuba Thickness of affected subsurface sods(cm) 3t E+03 S) Leaching to Groundwater Irom all Sails FALSE TRUE Pµ Soll/groundwaler pli 65 S b Intrusion to Buildings Subsurface Sods FALSE TRUE capillary vadose foundation phi w Volumetric water conlant 0312 012 012 phi o Votumetdc air content 0 036 020 020 Building Definition Units Residential Commercial Lb Building wlume/area ratio(crnj 2 OE*G2 3 OE+02 Matrix of Receptor Distance Residential Commeteialllnduslrial ER Building air exchange rate(s^1) 1 4E 04 2 3EA4 and location on or off site Ofstancc On-Site DIStancc OnSlto Luk Foundation crack thickness(cm) 1 5E*01 eta Foundation crack fraction 001 GW Groundwater mceplor(cm) TRUE TRUE S inhalation receptor(cm) TRUE TRUE Dispersive Transport Matrix of Parameters Definition Unlls Residential Commercial Target Risks Individual Cumulative Groundwater ex Longitudinal dispersion coefficient(cm) TRab Target Rrsk{class AdB carcinogens) 1 OE 00 ay Transverse dispersion coallicfanl(cm) IRs Target Risk(class C carclnogans) 1 OE-05 az Vertical dispersion coefficient(cm) THO Target llazaid Quotient I OE*00 Vapor Opt Calculation Option It 2 or 3) 1 dcy Transverse dispersion coefficient(cm) Tier RSCA Tier 1 dez Vertical du rsion coefficient cm 0 Groundwater Services Inc (GSQ 1995 All Rights Reserved